The 335 series Stubby screwdriver is designed to work in limited access spaces, like carburetor float bowl screws. Comes with special coating on the tip for a precision fit and a long service life. With anti-roll feature in the handle. Tip thickness at tip: 0,8mm. Tip width: 4mm. Shaft length: 24,5mm. Handle length: 54mm. Shaft diameter: 4mm.